Theta

Theta
Theta The"ta, n. [L., fr. Gr. qh^ta, the Greek letter [theta], [Theta].] A letter of the Greek alphabet corresponding to th in English; -- sometimes called the unlucky letter, from being used by the judges on their ballots in passing condemnation on a prisoner, it being the first letter of the Greek qa`natos, death. [1913 Webster]

{Theta function} (Math.), one of a group of functions used in developing the properties of elliptic functions. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Theta — (uppercase Θ, lowercase θ or IPA|ϑ; el. Θήτα) is the eighth letter of the Greek alphabet, derived from the Phoenician letter Teth. In the system of Greek numerals it has a value of 9. In Classical Greek θ represented an aspirated voiceless dental …   Wikipedia

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  • thêta — [ tɛta ] n. m. • 1580; mot gr. ♦ Huitième lettre de l alphabet grec (θ) à laquelle correspond th, dans les mots français issus du grec. ● thêta nom masculin Huitième lettre de l alphabet grec (Θ, θ), qui notait une occlusive dentale sourde… …   Encyclopédie Universelle

  • THETA — olim capitalis sententiae praefigi solitum est. Isidor. l. 1. c. 20. et 23. Pseudo Cornutus ad v. 12. Sat. 4. A. Persii, Iudices inquit, literam Theta apponunt ad nomina eorum, quos suppliciô afficiunt, merito, Θῆτα ἀπὸ τοῦ θανάτου quod quasi… …   Hofmann J. Lexicon universale

  • theta — (izg. tȅta) sr DEFINICIJA 1. lingv. osmo slovo grčkog alfabeta 2. pov. u grčkom sustavu bilježenja brojeva oznaka za 9 ETIMOLOGIJA grč. thȇta …   Hrvatski jezični portal

  • theta — [thāt′ə, thēt′ə] n. [Gr thēta: of Sem orig., akin to Heb tet] the eighth letter of the Greek alphabet (Θ, ϑ, θ) …   English World dictionary

  • Theta — Theta, griechischer Name des Th …   Pierer's Universal-Lexikon

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